2,6-Diaminopyrimidine-4-carboxamide CAS 18620-82-1
| CAS No. | 18620-82-1 |
| Molecular Formula | C7H11Cl3O4 |
| Molecular Weight | 265.52 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, 2,6-Diaminopyrimidine-4-carboxamide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 265.52 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 2,6-Diaminopyrimidine-4-carboxamide (CAS 18620-82-1), a certified reference material (molecular formula C7H11Cl3O4, MW 265.52 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,6-Diaminopyrimidine-4-carboxamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H11Cl3O4 |
| Molecular Weight | 265.52 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
Related Diaminopyrimidine Standards
- 2,4-Diaminopyrimidine-5-boronic acid pinacol ester, 97% (CAS 944401-61-0)
- (5,6-Diaminopyrimidine-2,4-diyl)dimethanethiol (CAS 887571-02-0)
- 4,6-Diaminopyrimidine-5-sulfonamide (CAS 89125-21-3)
- 2,4-Diaminopyrimidine-5-carboxylic Acid (CAS 18588-61-9)
- 5,6-Diaminopyrimidine-2,4-dithiol 4,5-Diamino-2,6-dimercaptopyrimidine 5,6-Diamino-2,4(1H,3H)-pyrimidinedithione 31295-41-7 (CAS 31295-41-7)
- 4,6-Diaminopyrimidine-2-sulfinic acid (CAS 40070-06-2)
- Methyl 2,4-diaminopyrimidine-5-carboxylate (CAS 1211472-42-2)
- Methyl 2,5-diaminopyrimidine-4-carboxylate (CAS 1260883-37-1)
Recommended Standards
- 5-(Chlorodifluoromethyl)-3-(trifluoromethyl)isoxazole-4-carboxylic acid (CAS 1421605-03-9)
- 2-(1-Methyl-5-(2,2,2-trichloroacetyl)-1H-pyrrol-2-yl)acetonitrile (CAS 299918-21-1)
- Cyclopropyl(2,3,5-trichloro-6-hydroxyphenyl)methanone (CAS 1248597-24-1)
- (R)-1-(3-Bromo-4-methoxyphenyl)-2-chloroethan-1-ol (CAS 1212118-38-1)
- (R)-1-Boc-3-(aminomethyl)pyrrolidine (CAS 199174-29-3)
- 3-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoquinoline (CAS 1578245-90-5)
- 1-(4-Chlorobenzyl)-1H-indol-5-amine (CAS 1152866-42-6)
- 2-(2-(Difluoromethyl)oxazol-4-yl)acetic acid (CAS 1783942-93-7)
- Methyl 3-(2,6-difluorobenzoyloxy)-2-[(2,6-difluorophenyl)formamido]propanoate (CAS 1396971-90-6)
- 5-(Phenylsulfonyl)furan-2-carboxylic acid (CAS 61942-25-4)
- 2-Ethynyl-6-nitropyridine (CAS 1824295-88-6)
- 2-(3-(1,3-Dioxoisoindolin-2-yl)phenyl)acetonitrile (CAS 95339-61-0)
- (4-(2-Chloro-4-nitrophenyl)piperazin-1-yl)(phenyl)methanone (CAS 6027-84-5)
- Prolactin-Releasing Peptide (1-31) (human) (CAS 215510-22-8)
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